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Finding the Third Proportional to 393,194.25 and 837,884.25

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Solution

The third proportional to 393,194.25 and 837,884.25 is: 1,785,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,194.25 : 837,884.25 = 837,884.25 : x
  2. Step 2: Convert to fraction form
    393,194.25/837,884.25 = 837,884.25/x
  3. Step 3: Cross multiply
    393,194.25x = 837,884.25 × 837,884.25
  4. Step 4: Simplify right side
    393,194.25x = 702,050,016,398.06
  5. Step 5: Solve for x
    x = 702,050,016,398.06/393,194.25
  6. Step 6: Final answer
    x = 1,785,504.28

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.